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NSN 5305-01-142-8406

Panel Assembly Fastener

About this product

Furnished with one rubber o ring.

Manufacturer part number HT4020-4-7AY for national stock number 5305011428406.

Datasheet

  • Product description

    Shoulder Screw NSN 5305-01-142-8406.

  • MPN or Model

    HT4020-4-7AY

  • Schedule B
    7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment)
  • NMF (National Motor Freight)
    093486 - Bolts, Nuts Or Screws, NOI (sub 3)
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a
  • Thread Direction
    Right-hand
  • Thread Length
    Between 0.442 inches and 0.509 inches
  • Fastener Length
    Between 0.890 inches and 0.937 inches
  • Head Style
    Flat countersunk undercut
  • Head Diameter
    Between 0.502 inches and 0.507 inches
  • Head Height
    Between 0.058 inches and 0.060 inches
  • Shoulder Diameter
    0.2802 inches first shoulder and 0.2807 inches first shoulder
  • Shoulder Length
    0.368 inches first shoulder and 0.390 inches first shoulder
  • Internal Drive Style
    High-torque
  • Thread Diameter
    0.250 inches
  • Thready Qty Per Inch (tpi)
    28
  • Countersink Angle
    100.0 degrees
  • Shoulder Shape
    Round first shoulder
  • Material
    Steel comp xm-13
  • Material Specification
    Ams5629 assn standard single material response
  • Surface Treatment
    Passivate
  • Thread Series Designator
    Unjf
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Shoulder Screw

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

Mechanic Bill explains Panel Assembly Fastener

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NSN 5305011428406

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
HT4020-4-7AY Arconic Global Fasteners & Rings,
HT4020-4-7AY Fastener Innovation Technology, Inc.
HT4020-4-7AY Huck International, Inc.
HT4020-4-7AY Hi-shear Corporation
HT4020-4-7AY Sps Technologies, Llc
HT4020-4-7AY Lisi Aerospace Canada Corp
3M902C4-7A Boeing Company, The
11879C4-7A Reid Products Inc.
HT4020-4-7AY Huck Intl Inc
HT4020-4-7AY Alcoa Global Fasteners, Inc.
Stock Check
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